Green Knoll
Census-designated place in Somerset County, New Jersey

Green Knoll is an unincorporated community (census-designated place) in Somerset County, New Jersey, with 6,594 residents (2020 Census). It sits at 184 ft (56 m) above sea level. The nearest town is Bridgewater, 1.0 miles SE.
- 6,594residents (2020 Census)
- 184 ftelevation · 56 m
- 4.6 sq miland area · 12.0 km²
- 1,423 / sq mipopulation density
- 08807ZIP code
About Green Knoll
Green Knoll is an unincorporated community and census-designated place (CDP) located within Bridgewater Township, in Somerset County, in the U.S. state of New Jersey. As of the 2020 census, Green Knoll had a population of 6,594.
Text: Wikipedia · CC BY-SA 4.0
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Living in Green Knoll
- Median household income
- $165,227
- Median home value
- $597,100
- Median rent
- $1,448/mo
- Median age
- 44.5
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Map of Green Knoll
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Open in Google Maps ›Green Knoll, NJ population
Green Knoll had 6,594 residents in the 2020 Census.
| 2020 Census | 6,594 |
|---|---|
| Density | 1,423 per sq mi (549 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Green Knoll at a glance
| State | New Jersey (NJ) |
|---|---|
| County | Somerset County |
| Type | Census-designated place |
| Population | 6,594 (2020) |
| Land area | 4.64 sq mi (12.0 km²) |
| Water area | 0.00 sq mi (0.01 km²) |
| Elevation | 184 ft (56 m) |
| Coordinates | 40.6047° N, 74.6145° W |
| ZIP code | 08807 |
| Census code (GEOID) | 3427840 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Green Knoll
- Bridgewater1.0 mi SE
- Bridgewater Center2.0 mi W
- Martinsville2.0 mi E
- Somerville2.4 mi S
- Pluckemin3.0 mi N
- Raritan3.1 mi SW
- The Hills3.4 mi N
- Bradley Gardens3.4 mi SW
- Finderne3.7 mi SE
- Liberty Corner4.3 mi N
- Manville4.6 mi S
- Bound Brook4.8 mi SE
Straight-line distance between town centers.
Frequently asked questions about Green Knoll
What county is Green Knoll in?
Green Knoll is in Somerset County, New Jersey.
What is the population of Green Knoll, NJ?
6,594 people lived in Green Knoll at the 2020 Census.
What is the ZIP code of Green Knoll, NJ?
The ZIP code of Green Knoll is 08807.
What is the elevation of Green Knoll?
184 feet (56 m) above sea level.
What towns are near Green Knoll?
Bridgewater (1.0 mi), Bridgewater Center (2.0 mi), Martinsville (2.0 mi), Somerville (2.4 mi), Pluckemin (3.0 mi).
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